Retainer clip



FIG. 1 is a front perspective view of a retainer clip showing my new design;

FIG. 2 is a reduced front perspective view thereof, the broken lines being for illustrative purposes only;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front perspective view of a second embodiment of the design of FIG. 1;

FIG. 7 is a rear perspective view of FIG. 6;

FIG. 8 is a right side elevational view of FIG. 6;

FIG. 9 is a top plan view of FIG. 6. 

The ornamental design for a retainer clip, as shown and described. 